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Security advisory

Type: advisorySources: OSVCVE: CVE-2021-46888

An issue was discovered in hledger before 1.23. A Stored Cross-Site Scripting (XSS) vulnerability exists in toBloodhoundJson that allows an attacker to execute JavaScript by encoding user-controlled values in a payload with base64 and parsing them with the atob function.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2021-46888
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 12:04 UTC · Revision 1

Source evidence

CVE-2021-46888

core-osv · Original source

Published 21 May 2023, 20:15 UTC

An issue was discovered in hledger before 1.23. A Stored Cross-Site Scripting (XSS) vulnerability exists in toBloodhoundJson that allows an attacker to execute JavaScript by encoding user-controlled values in a payload with base64 and parsing them with the atob function.

osv:CVE-2021-46888
Complete source record
{
  "id": "afd6c4110e4a2557a8e9591547343c74c88303e7dd370f6e09c657d721e24f2f",
  "url": "https://osv.dev/vulnerability/CVE-2021-46888",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-46888",
    "summary": "An issue was discovered in hledger before 1.23. A Stored Cross-Site Scripting (XSS) vulnerability exists in toBloodhoundJson that allows an attacker to execute JavaScript by encoding user-controlled values in a payload with base64 and parsing them with the atob function.",
    "evidence": "osv:CVE-2021-46888",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-46888",
      "aliases": [
        "CVE-2021-46888",
        "HSEC-2023-0008"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hledgerorg/hledger",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "47b5b6be0d3f3fd42cf58508e28521d46b5bbb64"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:hledger:hledger:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.23"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "47b5b6be0d3f3fd42cf58508e28521d46b5bbb64"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "1.23"
                  }
                ]
              }
            }
          ],
          "versions": [
            "hledger-web-1.22",
            "hledger-ui-1.22",
            "hledger-lib-1.22",
            "hledger-1.22",
            "1.22",
            "hledger-web-1.21",
            "hledger-ui-1.21",
            "hledger-lib-1.21",
            "hledger-1.21",
            "1.21",
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            "hledger-web-1.20.1",
            "hledger-web-1.20",
            "hledger-ui-1.20",
            "hledger-lib-1.20",
            "hledger-1.20",
            "hledger-web-1.19",
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            "hledger-lib-1.17",
            "hledger-1.17",
            "hledger-web-1.17-hackage",
            "hledger-ui-1.17-hackage",
            "hledger-lib-1.17-hackage",
            "hledger-1.17-hackage",
            "hledger-web-1.16",
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            "hledger-api-1.13",
            "hledger-1.13",
            "hledger-ui-1.12.1",
            "hledger-1.12.1",
            "hledger-web-1.12",
            "hledger-ui-1.12",
            "hledger-lib-1.12",
            "hledger-api-1.12",
            "hledger-1.12",
            "hledger-web-1.11",
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            "hledger-ui-1.10.1",
            "hledger-web-1.10",
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            "hledger-lib-1.10",
            "hledger-api-1.10",
            "hledger-1.10",
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            "hledger-lib-1.9",
            "hledger-api-1.9",
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            "hledger-web-1.5",
            "hledger-ui-1.5",
            "hledger-lib-1.5",
            "hledger-api-1.5",
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            "hledger-web-1.4",
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            "hledger-lib-1.4",
            "hledger-api-1.4",
            "hledger-1.4",
            "hledger-web-1.3",
            "hledger-ui-1.3",
            "hledger-lib-1.3",
            "hledger-api-1.3",
            "hledger-1.3",
            "hledger-web-1.2",
            "hledger-ui-1.2",
            "hledger-lib-1.2",
            "hledger-api-1.2",
            "hledger-1.2",
            "hledger-web-1.1",
            "hledger-ui-1.1",
            "hledger-lib-1.1",
            "hledger-api-1.1",
            "hledger-1.1",
            "hledger-ui-1.0.4",
            "hledger-ui-1.0.3",
            "hledger-ui-1.0.2",
            "hledger-web-1.0.1",
            "hledger-ui-1.0.1",
            "hledger-lib-1.0.1",
            "hledger-1.0.1",
            "hledger-web-1.0",
            "hledger-ui-1.0",
            "hledger-lib-1.0",
            "hledger-api-1.0",
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            "hledger-0.24",
            "hledger-web-0.23",
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            "hledger-0.23",
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            "hledger-0.21.3",
            "0.21.3",
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            "hledger-0.21",
            "0.21",
            "hledger-0.20.0.1",
            "0.20.0.1",
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            "2013_switch_to_git",
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            "hledger-web-0_19",
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            "hledger-0.19.1",
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          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-46888.json"
          }
        }
      ],
      "modified": "2026-10-20T10:55:17.855486589Z",
      "provider": "osv",
      "references": [
        "https://github.com/simonmichael/hledger/releases/tag/1.23",
        "https://github.com/simonmichael/hledger/issues/1525",
        "https://github.com/simonmichael/hledger/pull/1663",
        "https://www.youtube.com/watch?v=QnRO-VkfIic"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-46888",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 387068,
  "published_at": "2023-05-21T20:15:09.24+00:00"
}